Bird Guide

Grey-flanked Cinclodes vs Stout-billed Cinclodes

Grey-flanked Cinclodes (Cinclodes oustaleti)

Grey-flanked Cinclodes

Cinclodes oustaleti

Small31 gShrubland

The grey-flanked cinclodes is 17 to 18 cm (6.7 to 7.1 in) long and weighs 22 to 31 g (0.78 to 1.1 oz). It is a small cinclodes with a medium-length slightly decurved bill. The sexes have the same plumage. Adults of the nominate subspecies have a buff supercilium with speckles at its front, blackish brown lores and ear coverts, and a whitish malar area with dark scallops. Their crown is dark grayish brown and their upperparts rich dark brown. Voice: The grey-flanked cinclodes' song is "a fast dry twittery trill rising in pitch, introduced by a few single notes", and its call is "a dry 'tsick' ".

ID text from Wikipedia, CC BY-SA 4.0

Photo: Hugo Hulsberg · CC0
Stout-billed Cinclodes (Cinclodes excelsior)

Stout-billed Cinclodes

Cinclodes excelsior

Medium64 gGrassland

The stout-billed cinclodes is 20 to 21 cm (7.9 to 8.3 in) long and weighs 62 to 66 g (2.2 to 2.3 oz). It is a large cinclodes with a decurved, thick-based, bill. The sexes have the same plumage. Adults of the nominate subspecies have a long white supercilium that extends to the hindneck, a whitish malar area with dark scallops, and an otherwise dark brown face with some narrow pale streaks. Their crown is very dark brown and their upperparts dark brown. Their wings are also dark brown, with blackish brown primary coverts and some rufous across the base of the flight feathers. Voice: The stout-billed cinclodes' song is "a rising and swelling trill, 'tr-r-r-r-r-r-r-reet' ". Its calls include "a nasal 'kiu' or 'druut' or 'ken-eek' low twittering notes in flight".

ID text from Wikipedia, CC BY-SA 4.0

Sonogram of the Stout-billed Cinclodes
Recorded by Niels Krabbe · Song · Tungurahua: 1 km SE Lag. del Tambo, Cordillera de los Llanganates, Ecuador · CC BY-SA 4.0
Photo: Emma Oxford · CC BY 4.0

Learn this pair in the BeakBrain App

Photo and call practice. Coming soon to iPhone and Android.

Play today's Daily Bird

Photos and recordings are credited to their authors under the licence shown. Full profiles: Grey-flanked Cinclodes and Stout-billed Cinclodes.